About this product
Concealer Box Battery Kit for Liquid & Oil Tanks | Specifically Designed & Engineered for Higher Voltage Requirement Tanks | Only 3 Inches Tall | Compatible with < 10.55mm Diameter Tanks (i.e. CCell) | Magnetic Threaded Adapters Included (2 sets) | Powerful 390 mAh Battery | Variable Voltage (Blue 2.3V, Green 3.0V, Yellow 3.6V, Red 4.2V) | 510 Threaded | Micro-USB Charging Port | Handmade | Lifetime Warranty | Developed & Designed in the USA | For Aromatherapy Purposes Only | (Glass tanks not included)